look at this picture .At the top and of the river,a chemical factory and ……帮忙找一下这篇缺词填空look at this picture .At the top and of the river,a chemical factory and paper-making factory are sending out many poisonous waste
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look at this picture .At the top and of the river,a chemical factory and ……帮忙找一下这篇缺词填空look at this picture .At the top and of the river,a chemical factory and paper-making factory are sending out many poisonous waste
look at this picture .At the top and of the river,a chemical factory and ……帮忙找一下这篇缺词填空
look at this picture .At the top and of the river,a chemical factory and paper-making factory are sending out many poisonous waste
look at this picture .At the top and of the river,a chemical factory and ……帮忙找一下这篇缺词填空look at this picture .At the top and of the river,a chemical factory and paper-making factory are sending out many poisonous waste
在and of the river的and和of之间加上downstream(下游),整句话就通顺了.
看这幅图,在这条河流的源头和下游,一个化工厂和一个造纸厂正在排放很多有毒废物.